Home / 782,682.64-1,174,358.12-333,614.88

Finding the Fourth Proportional to 782,682.64, 1,174,358.12 and 333,614.88

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Solution

The fourth proportional to 782,682.64, 1,174,358.12 and 333,614.88 is: 500,564.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,682.64 : 1,174,358.12 = 333,614.88 : x
  2. Step 2: Convert to fraction form
    782,682.64/1,174,358.12 = 333,614.88/x
  3. Step 3: Cross multiply
    782,682.64x = 1,174,358.12 × 333,614.88
  4. Step 4: Simplify right side
    782,682.64x = 391,783,343,280.83
  5. Step 5: Solve for x
    x = 391,783,343,280.83/782,682.64
  6. Step 6: Final answer
    x = 500,564.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.